| 释义 |
calcium carbiden.（名词）- A grayish-black crystalline compound, CaC2, obtained by heating pulverized limestone or quicklime with carbon and used to generate acetylene gas, as a dehydrating agent, and in the manufacture of graphite and hydrogen. 碳化钙：一种灰黑色晶体化合物CaC2，通过加热带碳石灰石或生石灰而获得并用于产生作为脱水媒介的乙炔气，还可用于石墨和氢的生产中
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